/* 收银 */
.cash {
    padding: 10px;
    margin: 0;
}

.cash .cash_todo {
    width: 20%;
    float: right;
    text-align: right;
}

.cash .cash_todo h3 {
    margin: 10px;
}

.cash .cash_todo h3 span {
    font-weight: bold;
    display: inline-block;
    color: red;
}